Help : detection of mononucleotide on TLC

In article <4oo7r0$e9p at snunews.snu.ac.kr>, swine at plaza.snu.ac.kr () wrote:
#I am trying to detect mononucleotide on TLC, which was purifed with
#HPLC. I wanna see, by naked eyes, the positon of it on TLC. If
#anyone has a good, please reply me.
You can see them using hand-held UV sourse. Visible as a yellowish spots.
- Dima